Thu, 12 Oct 2017 19:44:07 +0800
merge
1 /*
2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
26 package com.sun.xml.internal.bind.v2.runtime;
28 import java.io.IOException;
30 import javax.xml.namespace.QName;
31 import javax.xml.stream.XMLStreamException;
33 import com.sun.istack.internal.NotNull;
34 import com.sun.xml.internal.bind.api.AccessorException;
36 import org.xml.sax.SAXException;
38 /**
39 * {@link Transducer} that delegates to another {@link Transducer}.
40 *
41 * @author Kohsuke Kawaguchi
42 */
43 public abstract class FilterTransducer<T> implements Transducer<T> {
44 protected final Transducer<T> core;
46 protected FilterTransducer(Transducer<T> core) {
47 this.core = core;
48 }
50 public final boolean isDefault() {
51 // this must be used as a decorating transducer,
52 // so it may never be default.
53 return false;
54 }
56 public boolean useNamespace() {
57 return core.useNamespace();
58 }
60 public void declareNamespace(T o, XMLSerializer w) throws AccessorException {
61 core.declareNamespace(o, w);
62 }
64 public @NotNull CharSequence print(@NotNull T o) throws AccessorException {
65 return core.print(o);
66 }
68 public T parse(CharSequence lexical) throws AccessorException, SAXException {
69 return core.parse(lexical);
70 }
72 public void writeText(XMLSerializer w, T o, String fieldName) throws IOException, SAXException, XMLStreamException, AccessorException {
73 core.writeText(w, o, fieldName);
74 }
76 public void writeLeafElement(XMLSerializer w, Name tagName, T o, String fieldName) throws IOException, SAXException, XMLStreamException, AccessorException {
77 core.writeLeafElement(w,tagName,o,fieldName);
78 }
80 public QName getTypeName(T instance) {
81 return null;
82 }
83 }